JPEG Image Enhancement with Pre-Processing of Color Reduction and Smoothing.
Akane ShodaTomo MiyazakiShinichiro OmachiPublished in: Sensors (2023)
Keyphrases
- image enhancement
- preprocessing
- color image enhancement
- histogram equalization
- noise removal
- multi scale retinex
- image processing
- color images
- diffusion equation
- preprocessing step
- homomorphic filtering
- edge detection
- contrast enhancement
- image compression
- enhanced image
- image analysis
- color restoration
- color information
- digital camera
- image contrast enhancement
- color space
- unsharp masking
- feature extraction
- image contrast
- partial differential equations
- dynamic range compression
- gamma correction
- median filter
- jpeg image compression
- post processing
- human vision
- noise reduction